<template>
	<view class="my-settle">
		<!-- 全选 -->
		<label class="radio" @click="changeChecked">
			<radio color="#C00000" :checked="isFullCheck"/><text>全选</text>
		</label>
		<!-- 合计 -->
		<view class="amount-box">
			合计:<text>￥{{price}}</text>
		</view>
		<!-- 结算 -->
		<view class="btn" @click="settlement">
			结算({{checkedCount}})
		</view>
	</view>
</template>

<script>
	import {mapGetters,mapMutations,mapState} from 'vuex'
	export default {
		data() {
			return {
				seconds:3,
				timer:null
			};
		},
		computed:{
			...mapGetters('m_cart',['checkedCount','total','price']),
			...mapGetters('m_user',['addstr']),
			...mapState('m_user',['token']),
			...mapState('m_cart',['cart']),
			isFullCheck(){
				return this.total===this.checkedCount
			}
		},
		methods:{
			...mapMutations('m_cart',['updateCheck']),
			...mapMutations('m_user',['updateRedirectInfo']),
			
			changeChecked(){
				
				this.updateCheck(!this.isFullCheck)
				
			},
			
			settlement(){
				if(!this.checkedCount) return uni.$showMsg('未选择商品！')
				
				if(!this.addstr) return uni.$showMsg('未选择地址！')
				
				// if(!this.token) return uni.$showMsg('未登录！')
				if(!this.token) return this.delayNaviagte()
				
				this.payOrder()
			},
			async payOrder(){
				//创建订单
				//组织订单的信息对象
				const orderInfo={
					//order_price:this.price,
					//写死0.01
					order_price:0.01,
					consignee_addr:this.addstr,
					goods:this.cart.filter(x=>x.goods_state).map(x=>({
						goods_id:x.goods_id,
						goods_number:x.goods_count,
						goods_price:x.goods_price
					}))
				}
				//发起请求
				const {data:res} = await uni.$http.post('/api/public/v1/my/orders/create',orderInfo)
				if(res.meta.status!==200) return uni.$showMsg('创建订单失败')
				//得到订单编号
				const orderId = res.message.order_number
				
				//订单预支付
				//发起请求获取订单支付信息
				const{data:res2} = await uni.$http.post('/api/public/v1/my/order/req_unifiedorder',{order_number:orderId})
				//预付订单生成失败
				if(res2.meta.status!==200) return uni.$showMsg('预付订单失败')
				//得到订单支付相关参数
				const payInfo = res2.message.pay
				
				//发起微信支付
				//调用uni.requestPayment()发起微信支付
				const [err,succ] = await uni.requestPayment(payInfo)
				//未完成支付响应
				if(err) return uni.$showMsg('订单未支付')
				// 完成支付后发起请求查询结果
				const{data:res3} = await uni.$http.post('/api/public/v1/my/orders/chkOrder',{order_number:orderId})
				// 检测订单未完成响应
				if(res3.meta.status!==200) return uni.$showMsg('订单未支付')
				//检测订单完成响应
				uni.showToast({
					title:'订单支付完成！',
					icon: 'success'
				})
			},
			//延时导航到登录页面
			delayNaviagte(){
				this.seconds=3
				
				this.showTips(this.seconds)
				
				this.timer = setInterval(()=>{
					this.seconds--
					if(this.seconds<=0){
						clearInterval(this.timer)
						uni.switchTab({
							url:'/pages/my/my',
							success: () => {
								this.updateRedirectInfo({
									openType:'switchTab',
									from:'/pages/cart/cart'
								})
							}
						})
						return
					}
					this.showTips(this.seconds)
				},1000)
			},
			
			showTips(n){
				uni.showToast({
					icon:'none',
					title: '请先登录！'+n+'秒后自动跳转至登录页面',
					mask:true,
					duration:1500
				});
			}
			
		}
		
	}
</script>

<style lang="scss">
.my-settle{
	position: fixed;
	bottom: 0;
	left: 0;
	height: 50px;
	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 14px;
	padding-left: 5px;
	background-color: white;
	border-top: 1px solid #efefef;
	.radio{
		display: flex;
		align-items: center;
	}
	.amount-box{
		text{
			color: #C00000;
			font-weight: bold;
		}
	}
	.btn{
		background-color: #C00000;
		color: white;
		height: 50px;
		line-height: 50px;
		padding: 0 10px;
		min-width: 100px;
		text-align: center;
	}
}
</style>
